Biofuels Make Greenhouse Gases Worse

Two studies published recently in the prestigious journal Science concluded that biofuels make greenhouse gases worse. Though many groups have touted the environmental benefits of biofuel, these two studies
took a close look at the total global environmental impact of producing these so-called "green" fuels.

"Corn-based ethanol almost doubles greenhouse-gas output over 30 years when the land-use changes to grow corn are considered. Cellulosic ethanol made in the U.S. from switchgrass, a fuel that has been singled out by President Bush as a way to reduce the country’s dependence on oil, produces 50 percent more emissions than gasoline does, the study said."

Read the full article in The Seattle Times.